The Great Wall of China is visible to the naked eye from the Moon. Answer true or false.

At what block height did the April 2024 bitcoin halving occur? Answer with the whole number only.

In what year did Usain Bolt set the current 100 metres world record? Answer with the four-digit year only.

How many players per team are on the field in rugby union? Answer with the whole number only.

In what year was King Charles III crowned at Westminster Abbey? Answer with the four-digit year only.

In what year were the Camp David Accords signed? Answer with the four-digit year only.

In what year was the People's Republic of China proclaimed? Answer with the four-digit year only.

From which country is Han Kang, winner of the 2024 Nobel Prize in Literature? Answer with the country name only.

Which country won UEFA Euro 2024? Answer with the country name only.

What is the atomic number of iron? Answer with the whole number only.

How many minutes long is a regulation NBA game? Answer with the whole number only.

How many pairs of chromosomes do humans normally have? Answer with the whole number only.

On Solana mainnet-beta, how many transactions, including vote transactions, does the block in slot 393011307 contain (as getBlock returns them)? Answer with the whole number only.

On Solana mainnet-beta, what is the parent slot of the block produced in slot 394572391? Answer with the whole number only.

On Robinhood Chain (chain id 4663), how much gas did transaction 0xbac40277f47c6c7087328504727284ec54c21942c7214150055c7415b652515c use (the gasUsed field of its receipt)? Answer with the whole number only.

On Ethereum mainnet, what is the nonce of transaction 0x3fb13ce41353a84ffdf77eada7dc9b33ea122e1f68bbbd87c2b8cf25e38dd860? Answer with the whole number only.

On Solana mainnet-beta, was slot 287264516 skipped, meaning no block was produced and confirmed in it? Answer true or false.

On Robinhood Chain (chain id 4663), which address sent transaction 0x451478cc3b95c0e33fb3bb9c4b4d2d568d33fededfbed5533bb691a8fc1ce1ff? Answer with the 0x address only.

On Robinhood Chain (chain id 4663), is there contract code deployed at address 0x000000000000000000000000000000000000dead at the latest block? Answer true if eth_getCode returns non-empty bytecode, false otherwise.

On Ethereum mainnet, what is the nonce of transaction 0xf39ca56abaafa96d17ebe762aeb2ce93cc170ea2e4e1ca43a1639ec364061918? Answer with the whole number only.

On Ethereum mainnet, is there contract code deployed at address 0x0000000000000000000000000000000000000000 at the latest block? Answer true if eth_getCode returns non-empty bytecode, false otherwise.

On Ethereum mainnet, is there contract code deployed at address 0x00000000219ab540356cbb839cbe05303d7705fa at the latest block? Answer true if eth_getCode returns non-empty bytecode, false otherwise.

On Robinhood Chain (chain id 4663), how many event logs did transaction 0x2c93906dd36dd18943db889cc72202e975fbbb90a9b764f39267c99d719802f8 emit (the number of entries in its receipt's logs array)? Answer with the whole number only.

On Robinhood Chain (chain id 4663), in which block number was transaction 0x95aef4e94b86e52ac1fea6b61a0c8043f278e6f103cefc01d852855174479c2f included? Answer with the whole number only.

On Robinhood Chain (chain id 4663), how many event logs did transaction 0x2a4c298fb99c73ab17d3d2d910e79f4b1f349ee85736f48200fdddb552552604 emit (the number of entries in its receipt's logs array)? Answer with the whole number only.